As Trump prepares to release a GOP document accusing the FBI of abuses, bureau alums hope Director Chris Wray holds the line—but has to be ready to walk. Former FBI agents are warning that FBI Director Christopher Wray has to be prepared to quit, should President Donald Trump assent over bureau objections to the release of a memo calling the FBI’s integrity into question. The release of the memo, considered imminent, shows no signs of stopping, even as the leader of Democrats in the House called on its Republican author, Devin Nunes, to be removed from his chairmanship of the...